Home / 212,654.76-319,044.52-62,899

Finding the Fourth Proportional to 212,654.76, 319,044.52 and 62,899

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Solution

The fourth proportional to 212,654.76, 319,044.52 and 62,899 is: 94,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,654.76 : 319,044.52 = 62,899 : x
  2. Step 2: Convert to fraction form
    212,654.76/319,044.52 = 62,899/x
  3. Step 3: Cross multiply
    212,654.76x = 319,044.52 × 62,899
  4. Step 4: Simplify right side
    212,654.76x = 20,067,581,263.48
  5. Step 5: Solve for x
    x = 20,067,581,263.48/212,654.76
  6. Step 6: Final answer
    x = 94,366.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.